/* 版心 */
.wrapper{
    width: 1200px;
    margin:0 auto;
}
/* 通用选择器 */
*{
   margin: 0;
   padding: 0;
   box-sizing: border-box;
}
.bj{
    position: fixed;
    width: 100%;
    /* opacity: 0.5; */
    z-index: -1;
}

.daodu{
    font: 700 22px 行楷;
    text-indent: 2em;
    background-color: rgba(250, 250, 250, 0.4);
    width: 1200px;
    margin:30px auto;
}
/* .lunbo .wrapper{
    height: 500px;
    width: 800px;
    background-color: rgba(124, 182, 122, 0.4);
    margin: auto;
} */
#con{
    display: flex;
    width: 1000px;
    height: 400px;
    /* overflow: hidden; */
    /* border:1px solid red; */
    margin: 30px auto;
    overflow: hidden;
  }
  .item{
    position: relative;
    background-position: center;
    width: 60px;
    background-size: cover;
    margin: 10px;
    border-radius: 30px;
    /* float: left; */
    cursor: pointer;
     /* 过渡效果：时长 贝塞尔曲线 */
     transition: 0.5s cubic-bezier(0.05,0.61,0.41,0.95);
     }
    .item .content{
    display: flex;
    position: absolute;
    left: 10px;
    right: 0;
    bottom: 10px;
    height: 40px;
    transition: 0.5s cubic-bezier(0.05,0.61,0.41,0.95);
}
.item .content .icon{
    min-width: 40px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color:rgba(255, 255, 255, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    /* opacity: 0.5; */
    font-weight: 700;
}
    .item.active{
       flex: 1;
       margin: 0;
       border-radius: 40px;
       background-size: 100% 100%;
     }
    .item.active .content{
    bottom: 20px;
    left: 20px;
}
/* 类选择器 */
.lunbo{
   height: 500px;
   margin: 30px auto;
   background-color: rgba(218, 168, 238, 0);
}
/* 图片 */
/* .photo{
    width: 100%;
    height: 100%;
} */
/* id选择器 */
#geshi{
    font: 600 20px 楷体;
    line-height:2;
    margin:0 40px;
}
/* 元素选择器 */
h2{
    text-align: left;
    font-size: 25px;
    color:rgb(32, 198, 204);
    font-weight: 700;
    font-family:楷体;
}
/* 相邻兄弟选择器 */
h2+p{
    text-indent: 2em;
    /* line-height: 2;
    font-weight: 600;
    font-size: 20px; */
    margin-left: 1em;
}
/* 子代选择器 */
h1>strong{
   color: dodgerblue;
}
/* 后代选择器 */
p span{
    color: gold;
    font-weight: 800;
}
/* 属性选择器 */
a[href]{
    color: red;
}
/* 分组选择器 */
p,li{
    font: 600 20px 楷体;
    line-height:2;
}